CN219494804U

CN219494804U - Surrounding suspension furnace capable of recycling waste heat

Info

Publication number: CN219494804U
Application number: CN202320474431.6U
Authority: CN
Inventors: 王俊楠; 张委铭; 毕德玉
Original assignee: Haicheng Guoshi Mining Co ltd
Current assignee: Haicheng Guoshi Mining Co ltd
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-08-08
Anticipated expiration: 2033-03-14

Abstract

The utility model discloses a surrounding suspension furnace with recyclable waste heat, which comprises a suspension furnace body, wherein a feed pipe is arranged on the left side of the suspension furnace body, a heat preservation sleeve is sleeved on the surface of the feed pipe, the top of the suspension furnace body is communicated with a smoke outlet pipe, and the bottom of the heat preservation sleeve is fixedly connected with a filter box. According to the utility model, through the cooperation of the feeding pipe, the heat preservation sleeve, the smoke outlet pipe, the filter box, the filter screen, the air outlet pipe, the water tank and the preheating pipe, the high-temperature smoke enters the heat preservation sleeve through the smoke outlet pipe to perform primary preheating on the feeding pipe, the smoke enters the filter box through the pipeline, the filter screen filters the smoke, then the smoke is discharged through the air outlet pipe, the high-temperature gas heats water in the water tank in the flowing process of the air outlet pipe, the heated water circularly flows in the preheating pipe under the action of the water pump, and the preheating pipe is subjected to secondary heating, so that the effect of high waste heat efficiency is achieved, and the problem of low waste heat efficiency of the conventional device is solved.

Description

Surrounding suspension furnace capable of recycling waste heat

Technical Field

The utility model relates to the technical field of suspension furnace processing, in particular to a surrounding suspension furnace with recyclable waste heat.

Background

The suspension furnace is a kiln which enables fine granular or powdery materials to suspend in hot air flow under the action of heat-carrying gas, and the processes of intense heat transfer and mass transfer occur between gas and solid, in the suspension furnace, the materials are in a suspension state, the heat transfer and mass transfer rate is much higher than that of the materials in a fixed bed and a fluidized bed, the gas in the furnace is in an intense turbulence state, the fuel is combusted uniformly, the furnace temperature is uniform, the heating of the materials is also uniform, the structure is simple, the operation is convenient, and in the suspension furnace, the collection of the materials is required to be obtained after the separation of gas and solid phases;

the waste gas that produces after the suspension furnace work has a large amount of waste heat, if do not recycle can cause a large amount of energy consumption, waste heat recovery device's waste heat recovery rate is low among the prior art simultaneously, and the structure is complicated moreover, and the operation is troublesome, is unfavorable for extensive popularization and popularization.

Disclosure of Invention

The utility model aims to provide a surrounding suspension furnace with the advantages of recycling waste heat, high waste heat efficiency and low waste heat efficiency of the conventional device.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a but waste heat recovery recycles around suspension furnace, includes the suspension furnace body, the left side of suspension furnace body is provided with the inlet pipe, the surface cover of inlet pipe is equipped with the insulation cover, the top intercommunication of suspension furnace body has out the tobacco pipe, the bottom fixedly connected with rose box of insulation cover, the inner chamber fixedly connected with filter screen of rose box, the right side intercommunication of rose box has the outlet duct, the bottom of rose box is provided with the water tank, the left bottom intercommunication of water tank has the preheating pipe, the right side intercommunication of suspension furnace body has the discharging pipe, the bottom of suspension furnace body is provided with the universal wheel.

Preferably, the other end of the smoke outlet pipe is communicated with the right side of the top of the heat preservation sleeve, and the left side of the bottom of the heat preservation sleeve is communicated with the left side of the filter box through a pipeline.

Preferably, the filter screen is inclined at an angle to the horizontal plane, and the inclination angle is between thirty and fifty degrees.

Preferably, the inner cavity of the filter box is provided with a collecting box, and the front surface of the collecting box is provided with a handle.

Preferably, the air outlet pipe is arranged in a U shape in the inner cavity of the water tank, and the preheating pipe is arranged in a spiral shape in the inner cavity of the heat preservation sleeve.

Preferably, the other end of the preheating pipe is communicated with the top of the right side of the water tank, and a water pump is arranged on the surface of the preheating pipe.

Preferably, the surface of the smoke outlet pipe is communicated with a negative pressure fan, and the front surface of the water tank is provided with a control panel.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the cooperation of the feeding pipe, the heat preservation sleeve, the smoke outlet pipe, the filter box, the filter screen, the air outlet pipe, the water tank and the preheating pipe, the high-temperature smoke enters the heat preservation sleeve through the smoke outlet pipe to perform primary preheating on the feeding pipe, the smoke enters the filter box through the pipeline, the filter screen filters the smoke, then the smoke is discharged through the air outlet pipe, the high-temperature gas heats water in the water tank in the flowing process of the air outlet pipe, the heated water circularly flows in the preheating pipe under the action of the water pump, and the preheating pipe is subjected to secondary heating, so that the effect of high waste heat efficiency is achieved, and the problem of low waste heat efficiency of the conventional device is solved.

2. According to the utility model, the filter screen and the horizontal surface are inclined at a certain angle, so that dust on the surface of the filter screen can fall downwards under the action of gravity, the dust can be collected conveniently by designing the collecting box, the air outlet pipe is arranged in a U shape in the inner cavity of the water tank, and the flowing time of high-temperature gas in the water tank is prolonged.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front cross-sectional view of the structure of the filter box of the present utility model;

fig. 3 is a front sectional view of the structure of the water tank of the present utility model.

In the figure: 1. a suspension furnace body; 2. a feed pipe; 3. a thermal insulation sleeve; 4. a smoke outlet pipe; 5. a filter box; 6. a filter screen; 7. an air outlet pipe; 8. a water tank; 9. a preheating tube; 10. a discharge pipe; 11. a universal wheel; 12. a collection box; 13. a handle; 14. a water pump; 15. a negative pressure fan; 16. and a control panel.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a suspension furnace capable of recycling waste heat comprises a suspension furnace body 1, a feed pipe 2 is arranged on the left side of the suspension furnace body 1, a heat insulation sleeve 3 is sleeved on the surface of the feed pipe 2, the top of the suspension furnace body 1 is communicated with a smoke outlet pipe 4, the other end of the smoke outlet pipe 4 is communicated with the right side of the top of the heat insulation sleeve 3, the left side of the bottom of the heat insulation sleeve 3 is communicated with the left side of a filter box 5 through a pipeline, a filter screen 6 is designed to incline at a certain angle with the horizontal surface so that dust on the surface of the filter box falls downwards under the action of gravity, a collection box 12 is designed so as to collect dust conveniently, the inner cavity of a water tank 8 is arranged in a U shape through a design air outlet pipe 7, the flowing time of high-temperature gas in the water tank 8 is increased, the bottom of the heat insulation sleeve 3 is fixedly connected with the filter box 5, the inner cavity of the filter box 5 is provided with a collection box 12, the front of the collection box 12 is provided with a handle 13, the inner cavity of the filter box 5 is fixedly connected with a filter screen 6, the filter screen 6 and the horizontal surface are inclined at a certain angle, the inclination angle is between thirty and fifty degrees, the right side of the filter box 5 is communicated with an air outlet pipe 7, the air outlet pipe 7 is arranged in a U shape in the inner cavity of a water tank 8, a preheating pipe 9 is spirally arranged in the inner cavity of a heat preservation sleeve 3, the surface of a smoke outlet pipe 4 is communicated with a negative pressure fan 15, the front of the water tank 8 is provided with a control panel 16, the bottom of the filter box 5 is provided with the water tank 8, the bottom of the left side of the water tank 8 is communicated with the preheating pipe 9, the other end of the preheating pipe 9 is communicated with the top of the right side of the water tank 8, the surface of the preheating pipe 9 is provided with a water pump 14, the right side of a suspension furnace body 1 is communicated with a discharging pipe 10, the bottom of the suspension furnace body 1 is provided with a universal wheel 11, the bottom of the suspension furnace body 3 is provided with a heat preservation sleeve 3 through a feeding pipe 2, the flue gas filter device comprises a flue gas outlet pipe 4, a filter box 5, a filter screen 6, an air outlet pipe 7, a water tank 8 and a preheating pipe 9, wherein high-temperature flue gas enters the heat insulation sleeve 3 through the flue gas outlet pipe 4 and is primarily preheated, the flue gas enters the filter box 5 through a pipeline, the filter screen 6 filters the flue gas and is then discharged through the air outlet pipe 7, the high-temperature gas heats water in the water tank 8 in the flowing process of the air outlet pipe 7, the heated water circularly flows in the preheating pipe 9 under the action of a water pump 14 and secondarily heats the preheating pipe 9, and therefore the effect of high waste heat efficiency is achieved, and the problem of low waste heat efficiency of the conventional device is solved.

When the preheating device is used, high-temperature flue gas enters the heat preservation sleeve 3 through the smoke outlet pipe 4 to preliminarily preheat the feeding pipe 2, the flue gas enters the filter box 5 through a pipeline, the filter screen 6 filters the flue gas and then is discharged through the air outlet pipe 7, the high-temperature gas heats water in the water tank 8 in the flowing process of the air outlet pipe 7, the heated water circularly flows in the preheating pipe 9 under the action of the water pump 14, and the preheating pipe 9 is secondarily heated, so that the effect of high waste heat efficiency is achieved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a but waste heat recovery recycles around suspension furnace, includes suspension furnace body (1), its characterized in that: the utility model discloses a suspension furnace, including suspension furnace body (1), filter screen (6), filter screen (5), filter screen (7), water tank (8) are provided with in the right side intercommunication of filter screen (5), water tank (8) left bottom intercommunication has preheating pipe (9), suspension furnace body (1) right side intercommunication has discharging pipe (10), suspension furnace body (1) bottom is provided with universal wheel (11).

2. The waste heat recyclable surrounding suspension furnace as defined in claim 1, wherein: the other end of the smoke outlet pipe (4) is communicated with the right side of the top of the heat preservation sleeve (3), and the left side of the bottom of the heat preservation sleeve (3) is communicated with the left side of the filter box (5) through a pipeline.

3. The waste heat recyclable surrounding suspension furnace as defined in claim 1, wherein: the filter screen (6) is inclined at a certain angle with the horizontal plane, and the inclination angle is between thirty and fifty degrees.

4. The waste heat recyclable surrounding suspension furnace as defined in claim 1, wherein: the inner cavity of the filter box (5) is provided with a collecting box (12), and the front surface of the collecting box (12) is provided with a handle (13).

5. The waste heat recyclable surrounding suspension furnace as defined in claim 1, wherein: the air outlet pipe (7) is arranged in a U shape in the inner cavity of the water tank (8), and the preheating pipe (9) is arranged in a spiral shape in the inner cavity of the heat preservation sleeve (3).

6. The waste heat recyclable surrounding suspension furnace as defined in claim 1, wherein: the other end of the preheating pipe (9) is communicated with the top of the right side of the water tank (8), and a water pump (14) is arranged on the surface of the preheating pipe (9).

7. The waste heat recyclable surrounding suspension furnace as defined in claim 1, wherein: the surface of the smoke outlet pipe (4) is communicated with a negative pressure fan (15), and the front surface of the water tank (8) is provided with a control panel (16).